2nd puc computer science 2017 question paper

2nd puc computer science question bank,question paper of 2nd puc computer science,2nd puc computer science previous year question papers,question bank for 2nd puc computer science,karnataka 2nd puc computer science previous year question papers,2nd puc computer science annual question papers,2nd puc computer science old question papers,2nd puc computer science previous year question papers,puc computer science question bank,ii puc computer science question bank,ii puc computer science question papers,2nd puc computer science old question papers,2nd puc computer science annual question paper 2017,2nd puc computer science annual exam question papers 2017,2nd puc computer science question papers 2017

2ND PUC COMPUTER SCIENCE 2017 QUESTION PAPER

PART - A

Note: i) Answer All the questions.

          ii) Each question carries ONE mark. (10 X 1 = 10)

      1. What is Databus?

      2. Write the standard symbol of NOT gate.

      3. Define linked list.

      4. What is a member function?

      5. How to declare a pointer?

      6. Define data.

      7. What is a virus?

      8. Expand TCP.

      9. What are browsers?

      10. Write the purpose of HTML.

PART – B

Note: (i) Answer any FIVE of the questions.

          (ii) Each question carries TWO marks. (5 X 2 = 10)

      11. State and prove Involution law.

      12. Prove algebraically : (x+y).(x+z)=x+y.z

      13. What is: 
            (a)   Polymorphism.
            (b)   Message passing.

      14. What is a constructor? Give one example.

      15. Mention the types of data files.

      16. Write any two applications of database.

      17. Mention the relational operators in SQL.

      18. What is meant by client and server?

 

PART – C

Note: (i) Answer any FIVE questions.

          (ii) Each question carries THREE marks. (5 X 3 = 15)

       19. Explain any three I/O ports.

       20. What is NAND gate? Write its standard symbol and truth table.

       21. Write any three applications of stack.

       22. Explain dynamic memory allocation of a variable.

       23. Explain any three member functions belonging to ofstream.

       24. Mention the data types available in DBMS.

       25. What is e-commerce? Explain any two types.

       26. Write any three text formatting functions in HTML with their purpose.

PART – D

Note: (i) Answer any SEVEN questions.
          (ii) Each question carries FIVE marks. (7 x 5 = 35)     

      27. Reduce

      F(A,B,C,D)=∑(0,2,4,6,10,14) USING K-MAP.

      28. Write an algorithm to delete an element from the array.

      29. Define two-dimensional array. Write its memory representation in 
           (a)   Row-major order. 
           (b)   Column-major order.

      30. Write the advantages and disadvantages of OOPs.

      31. What is a class? Write its declaration syntax and example.

      32. Write the characteristics of friend function.

      33. What is a parameterized constructor? Give one example. Write its features.

      34. What is inheritance? Explain:

      35. Explain Random Direct access file organization. Write its advantage and disadvantage.

      36. What is DDL? Write the syntax and example for CREATE and DROP command.

      37. Define topology. Explain any two network topologies.